diff --git a/build.gradle.kts b/build.gradle.kts
index 90f14d9..a831f3c 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -31,6 +31,7 @@ subprojects {
     tasks {
         withType(ShadowJar::class) { this.configurations = listOf(shadowC) }
         val shrinkJar = register("shrinkJar", proguard.gradle.ProGuardTask::class) {
+            val dictionariesDir = "$rootDir/obfuscation"
             injars(this@tasks.getByName("remapJar"))
             outjars("$rootDir/shrinkedJars/")
             keep("class fr.username404.snowygui.mixins.* { * ; }")
@@ -38,6 +39,8 @@ subprojects {
             keep("class fr.username404.snowygui.forge.** { * ; }")
             keepclassmembers("class fr.username404.snowygui.** { public protected <methods>; }")
             keepattributes(); keepdirectories(); keeppackagenames(); keepparameternames()
+            obfuscationdictionary("$dictionariesDir/dictionary.txt")
+            classobfuscationdictionary("$dictionariesDir/classdictionary.txt")
             adaptclassstrings()
             dontwarn("fr.username404.**")
             dontwarn("java.**") // Needed for the current version of proguard
diff --git a/obfuscation/classdictionary.txt b/obfuscation/classdictionary.txt
new file mode 100644
index 0000000..33f8a9b
--- /dev/null
+++ b/obfuscation/classdictionary.txt
@@ -0,0 +1,175 @@
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+MOVRI
+47K3H
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+A3J5N
+4PFRM
+3NRRQ
+W3LHP
+63GL3
diff --git a/obfuscation/dictionary.txt b/obfuscation/dictionary.txt
new file mode 100644
index 0000000..e963926
--- /dev/null
+++ b/obfuscation/dictionary.txt
@@ -0,0 +1,175 @@
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